Nikon MC-DC2 Remote Release Cord for D3100, D5000, D5100, D7000 Digital SLRs and Coolpix P7700 - 1M (3 Feet Long). Useful for releasing shutter remotely to reduce camera shake. Shutter can also be locked in Long Time Exposure (Bulb). The Nikon MC-DC2 is commonly used for Everyday, Home, Landscape photography, Macro photography, Portraits, Studio, Travel and more.The Nikon MC-DC2 is most used by customers who consider themselves to be a Enthusiast, Semi-professional among others.The Nikon MC-DC2 is popular because customers like the following qualities of the Nikon MC-DC2: Durable, Easy to use, Lightweight, Reliable to mention just a few. Vendor Part # 25395